20173938830

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{739}}^1\times {\mathrm{829}}^1$

素因数の和:1701

約数の個数: 64

約数和(自身を含む): 37810152000

約数和(自身を除く): 17636213170

約数列:

[1, 2, 5, 10, 37, 74, 89, 178, 185, 370, 445, 739, 829, 890, 1478, 1658, 3293, 3695, 4145, 6586, 7390, 8290, 16465, 27343, 30673, 32930, 54686, 61346, 65771, 73781, 131542, 136715, 147562, 153365, 273430, 306730, 328855, 368905, 612631, 657710, 737810, 1225262, 2433527, 2729897, 3063155, 4867054, 5459794, 6126310, 12167635, 13649485, 22667347, 24335270, 27298970, 45334694, 54524159, 109048318, 113336735, 226673470, 272620795, 545241590, 2017393883, 4034787766, 10086969415, 20173938830]

約数ペア:

[(1, 20173938830), (2, 10086969415), (5, 4034787766), (10, 2017393883), (37, 545241590), (74, 272620795), (89, 226673470), (178, 113336735), (185, 109048318), (370, 54524159), (445, 45334694), (739, 27298970), (829, 24335270), (890, 22667347), (1478, 13649485), (1658, 12167635), (3293, 6126310), (3695, 5459794), (4145, 4867054), (6586, 3063155), (7390, 2729897), (8290, 2433527), (16465, 1225262), (27343, 737810), (30673, 657710), (32930, 612631), (54686, 368905), (61346, 328855), (65771, 306730), (73781, 273430), (131542, 153365), (136715, 147562)]